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问题 单项选择题

男性，60岁。右侧鼻翼有一个深棕色结节7年。近2周出现疼痛并长大。检查见：结节1cm3大小，表面有破溃，深棕色，周围皮肤出现多个黑色点状小结节。最可能的临床诊断为

A．皮内痣恶变
B．复合痣恶变
C．交界痣恶变
D．毛痣恶变
E．雀斑样色素痣恶变

答案

参考答案：C

改错题

假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。

增加：在缺词处加一个漏字符号( ∧)，并在其下面写出该加的词。

删除：把多余的词用斜线(＼)划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

注意：1．每处错误及其修改均仅限一词；

2．只允许修改10处，多者(从第11处起)不记分。

One afternoon after I was on my way home，the weather changed suddenly．Dark clouds were gathered．I began to feel worried because I didn’t have both a raincoat or umbrella about me．It soon started to rain. Just as 1 was hurrying home, I heard of someone calling me from behind．I turn to have a look and found that he

was Liu Wei, a good neighbor of mine．He offered to share his umbrella with me．We walked all the ways home．With Liu  Wei’s  help, I would  have got wet to the skin．How thankful 1 was to his help!
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单项选择题

（）

A.A

B.B

C.C

D.D
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